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코딩/JavaScript

[8주 1일차] javascript

ehzim 2023. 11. 27. 17:53

 

 

 

 

 

HTML

 

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Grocery Bud</title>
    <!-- font awesome -->
    <script src="https://kit.fontawesome.com/e561738355.js" crossorigin="anonymous"></script>
    <!-- styles -->
    <link rel="stylesheet" href="styles.css" />
  </head>
  <body>
    <section class="section-center">
      <!-- form -->
      <form class="grocery-form">
        <p class="alert"></p>
        <h3>grocery bud</h3>
        <div class="form-control">
          <input type="text" id="grocery" placeholder="e.g. eggs" />
          <button type="submit" class="submit-btn">submit</button>
        </div>
      </form>
      <!-- 추가할 리스트 요소의 양식 -->
      <div class="grocery-container">
        <div class="grocery-list">
          <!--
          <article data-id="1700189031812" class="grocery-item">
            <p class="title">ㅇㅇㅇ</p>
            <div class="btn-container">
              <button type="button" class="edit-btn">
                <i class="fas fa-edit" aria-hidden="true"></i>
              </button>
              <button type="button" class="delete-btn">
                <i class="fas fa-trash" aria-hidden="true"></i>
              </button>
            </div>
          </article>
          -->
        </div>
        <button class="clear-btn">clear items</button>
      </div>
    </section>
    <!-- javascript -->
    <script src="app.js"></script>
  </body>
</html>

 

 

 

CSS

/*
=============== 
Fonts
===============
*/
@import url("https://fonts.googleapis.com/css?family=Open+Sans|Roboto:400,700&display=swap");

/*
=============== 
Variables
===============
*/

:root {
  /* dark shades of primary color*/
  --clr-primary-1: hsl(205, 86%, 17%);
  --clr-primary-2: hsl(205, 77%, 27%);
  --clr-primary-3: hsl(205, 72%, 37%);
  --clr-primary-4: hsl(205, 63%, 48%);
  /* primary/main color */
  --clr-primary-5: #49a6e9;
  /* lighter shades of primary color */
  --clr-primary-6: hsl(205, 89%, 70%);
  --clr-primary-7: hsl(205, 90%, 76%);
  --clr-primary-8: hsl(205, 86%, 81%);
  --clr-primary-9: hsl(205, 90%, 88%);
  --clr-primary-10: hsl(205, 100%, 96%);
  /* darkest grey - used for headings */
  --clr-grey-1: hsl(209, 61%, 16%);
  --clr-grey-2: hsl(211, 39%, 23%);
  --clr-grey-3: hsl(209, 34%, 30%);
  --clr-grey-4: hsl(209, 28%, 39%);
  /* grey used for paragraphs */
  --clr-grey-5: hsl(210, 22%, 49%);
  --clr-grey-6: hsl(209, 23%, 60%);
  --clr-grey-7: hsl(211, 27%, 70%);
  --clr-grey-8: hsl(210, 31%, 80%);
  --clr-grey-9: hsl(212, 33%, 89%);
  --clr-grey-10: hsl(210, 36%, 96%);
  --clr-white: #fff;
  --clr-red-dark: hsl(360, 67%, 44%);
  --clr-red-light: hsl(360, 71%, 66%);
  --clr-green-dark: hsl(125, 67%, 44%);
  --clr-green-light: hsl(125, 71%, 66%);
  --clr-black: #222;
  --ff-primary: "Roboto", sans-serif;
  --ff-secondary: "Open Sans", sans-serif;
  --transition: all 0.3s linear;
  --spacing: 0.25rem;
  --radius: 0.5rem;
  --light-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  --dark-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  --max-width: 1170px;
  --fixed-width: 620px;
}
/*
=============== 
Global Styles
===============
*/

*,
::after,
::before {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  font-family: var(--ff-secondary);
  background: var(--clr-grey-10);
  color: var(--clr-grey-1);
  line-height: 1.5;
  font-size: 0.875rem;
}
ul {
  list-style-type: none;
}
a {
  text-decoration: none;
}
img:not(.logo) {
  width: 100%;
}
img {
  display: block;
}

h1,
h2,
h3,
h4 {
  letter-spacing: var(--spacing);
  text-transform: capitalize;
  line-height: 1.25;
  margin-bottom: 0.75rem;
  font-family: var(--ff-primary);
}
h1 {
  font-size: 3rem;
}
h2 {
  font-size: 2rem;
}
h3 {
  font-size: 1.25rem;
}
h4 {
  font-size: 0.875rem;
}
p {
  margin-bottom: 1.25rem;
  color: var(--clr-grey-5);
}
@media screen and (min-width: 800px) {
  h1 {
    font-size: 4rem;
  }
  h2 {
    font-size: 2.5rem;
  }
  h3 {
    font-size: 1.75rem;
  }
  h4 {
    font-size: 1rem;
  }
  body {
    font-size: 1rem;
  }
  h1,
  h2,
  h3,
  h4 {
    line-height: 1;
  }
}
/*  global classes */

.btn {
  text-transform: uppercase;
  background: transparent;
  color: var(--clr-black);
  padding: 0.375rem 0.75rem;
  letter-spacing: var(--spacing);
  display: inline-block;
  transition: var(--transition);
  font-size: 0.875rem;
  border: 2px solid var(--clr-black);
  cursor: pointer;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
  border-radius: var(--radius);
}
.btn:hover {
  color: var(--clr-white);
  background: var(--clr-black);
}
/* section */
.section {
  padding: 5rem 0;
}

.section-center {
  width: 90vw;
  margin: 0 auto;
  max-width: 35rem;
  margin-top: 8rem;
}
@media screen and (min-width: 992px) {
  .section-center {
    width: 95vw;
  }
}
main {
  min-height: 100vh;
  display: grid;
  place-items: center;
}
/*
=============== 
Grocery List
===============
*/
.section-center {
  background: var(--clr-white);
  border-radius: var(--radius);
  box-shadow: var(--light-shadow);
  transition: var(--transition);
  padding: 2rem;
}
.section-center:hover {
  box-shadow: var(--dark-shadow);
}
.alert {
  margin-bottom: 1rem;
  height: 1.25rem;
  display: grid;
  align-items: center;
  text-align: center;
  font-size: 0.7rem;
  border-radius: 0.25rem;
  letter-spacing: var(--spacing);
  text-transform: capitalize;
}
.alert-danger {
  color: #721c24;
  background: #f8d7da;
}
.alert-success {
  color: #155724;
  background: #d4edda;
}
.grocery-form h3 {
  color: var(--clr-primary-1);
  margin-bottom: 1.5rem;
  text-align: center;
}
.form-control {
  display: flex;
  justify-content: center;
}
#grocery {
  padding: 0.25rem;
  padding-left: 1rem;
  background: var(--clr-grey-10);
  border-top-left-radius: var(--radius);
  border-bottom-left-radius: var(--radius);
  border-color: transparent;
  font-size: 1rem;
  flex: 1 0 auto;
  color: var(--clr-grey-5);
}
#grocery::placeholder {
  font-family: var(--ff-secondary);
  color: var(--clr-grey-5);
}
.submit-btn {
  background: var(--clr-primary-8);
  border-color: transparent;
  flex: 0 0 5rem;
  display: grid;
  align-items: center;
  padding: 0.25rem;
  text-transform: capitalize;
  letter-spacing: 2px;
  border-top-right-radius: var(--radius);
  border-bottom-right-radius: var(--radius);
  cursor: pointer;
  content: var(--clr-primary-5);
  transition: var(--transition);
  font-size: 0.85rem;
}
.submit-btn:hover {
  background: var(--clr-primary-5);
  color: var(--clr-white);
}

.grocery-container {
  margin-top: 2rem;
  transition: var(--transition);
  visibility: hidden;
}
.show-container {
  visibility: visible;
}
.grocery-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
  transition: var(--transition);
  padding: 0.25rem 1rem;
  border-radius: var(--radius);
  text-transform: capitalize;
}
.grocery-item:hover {
  color: var(--clr-grey-5);
  background: var(--clr-grey-10);
}
.grocery-item:hover .title {
  color: var(--clr-grey-5);
}
.title {
  margin-bottom: 0;
  color: var(--clr-grey-1);
  letter-spacing: 2px;
  transition: var(--transition);
}
.edit-btn,
.delete-btn {
  background: transparent;
  border-color: transparent;
  cursor: pointer;
  font-size: 0.7rem;
  margin: 0 0.15rem;
  transition: var(--transition);
}
.edit-btn {
  color: var(--clr-green-light);
}
.edit-btn:hover {
  color: var(--clr-green-dark);
}
.delete-btn {
  color: var(--clr-red-light);
}
.delete-btn:hover {
  color: var(--clr-red-dark);
}
.clear-btn {
  text-transform: capitalize;
  width: 10rem;
  height: 1.5rem;
  display: grid;
  align-items: center;
  background: transparent;
  border-color: transparent;
  color: var(--clr-red-light);
  margin: 0 auto;
  font-size: 0.85rem;
  letter-spacing: var(--spacing);
  cursor: pointer;
  transition: var(--transition);
  margin-top: 1.25rem;
}
.clear-btn:hover {
  color: var(--clr-red-dark);
}

 

 

JS

const form = document.querySelector(".grocery-form");
const alert = document.querySelector(".alert");
const grocery = document.getElementById("grocery");
const submitBtn = document.querySelector(".submit-btn");

const container = document.querySelector(".grocery-container");
const list = document.querySelector(".grocery-list");
const clearBtn = document.querySelector(".clear-btn");

let editElement;
let editFlag = false;
let editID = "";

form.addEventListener("submit",addItem);
clearBtn.addEventListener("click",clearItems);
window.addEventListener("DOMContentLoaded",setupItems);
//로딩하면 setupItems 실행
//onload와 다른점 html만 기다렸다 실행함 onload는 전부 다


function addItem(e){

    e.preventDefault();
    //form에 (action)실행을 취소

    const value=grocery.value;
    console.log('value값 : ' +value);
    //console에 확인함 제대로된 값인지

    const id =new Date().getTime().toString();
    //년월일 값을 줌 (new date())
    //getTime() timeMillis값 받음
    //toString() 시간 값을 문자열로 저장
    console.log("시간값 : "+id);

    if (value!=="" && !editFlag){
        // console.log("ddd");
        const element =document.createElement("article");  //div같은 상자태그
        let attr=document.createAttribute("data-id");
        attr.value=id;
        element.setAttributeNode(attr);
        element.classList.add("grocery-items");

        element.innerHTML = `<p class="title">${value}</p>
                            <div class="btn-container">
                            <button type="button" class="edit-btn">
                                <i class="fas fa-edit"></i>
                            </button>
                            <button type="button" class="delete-btn">
                                <i class="fas fa-trash"></i>
                            </button>
                            </div>`;
    //html 코드 삽입 두가지 방법
    list.appendChild(element);

    displayAlert("아이템이 추가되엇어요", "success");

    container.classList.add("show-container");
    //클래스 추가

    setBackToDefault();
    //함수호출
        
    }
}

function setBackToDefault(){
    //input 박스 공백으로 초기화
    grocery.value="";
    editFlag=false;
    editID="";

    submitBtn.textContent="submit";

}
function displayAlert(text,action){
    alert.textContent=text;
    //안에 텍스트 삽입 <p></p> 사이에 삽입함

    alert.classList.add(`alert-${action}`);

    setTimeout(function(){
        //텍스트공백으로 변경
        alert.textContent = "";
        //해당클래스 삭제
        alert.classList.remove(`alert-${action}`);
    },1000);
}

function clearItems(){
    alert("clearItems 연결");
}
function setupItems(){
    alert("setupItems 연결");
}
function createListItem(id, value){
    alert("createListItem 연결");
}

 

 

 

결과

 

 

 

변수에 잘들어갔는지 확인

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

HTML

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <link rel="stylesheet" href="shop.css">
</head>
<body>
    <div class="container">
        <div class="top">
            <div class="box">
                <input type="checkbox" name="" id="first">
                <p id="image">이미지</p>
            </div>
            <p class="info">상품정보</p>
            <p class="sale">판매가</p>
            <p class="num">수량</p>
            <p class="aa">적립금</p>
            <p class="ex">배송구분</p>
            <p class="ex_m">배송비</p>
            <p class="money">합계</p>
            <p class="btn">선택</p>
        </div>
        <div class="bottom">
            <div class="box">
                <input type="checkbox" name="" id="second">
                <img src="img/dress.jpeg" alt="">
            </div>
            <p class="info" id="name">상품</p>
            <div class="sale">
                <strong ><span id="price">13500</span>원</strong>
                <p>$11.80</p>
            </div>
            <div class="num" id="change">
                <input type="number" name="" class="c" id="number" value="1">  
                <!-- default값 지정함 -->
                <button id="chch">변경</button>
            </div>
            <div class="aa">
                
                <p>150원</p>
            </div>
            <p class="ex">기본배송</p>
            <strong class="ex_m">무료</strong>
            <div class="money">
                <span>13500</span>원
            </div>
            <div class="btn">
                <button class="b" id="b_1">주문하기</button>
                <button class="b">관심상품등록</button>
                <button class="b">X 삭제</button>
            </div>
        </div>
    </div>
</body>
<script src="shop.js"></script>
</html>

 

 

CSS

*{
    margin: 0;
    padding: 0;
    text-decoration: none;
    list-style: none;
    box-sizing: border-box;
}
.container{
    width: 90%;
    margin: 0 auto;
    /* border: 1px solid salmon; */
}
div.top{
    display: flex;
    width: 100%;
    justify-content: space-between;   
    align-items: center;
    /* border: 1px solid blue; */
    padding: 10px;
    background-color: #f2f2f2;
    
}
.box{
    width: 13%;
    display: flex;
    /* border: 1px solid brown; */
    
}
#first{
    margin: 0 5%;
    
}
p{
    /* margin: 5%;
    width: 10%; */
    text-align: center;
}
div.bottom{
    display: flex;
    width: 100%;
    justify-content: space-between;   
    align-items: center;
    /* border: 3px solid green; */
    padding: 10px;
}

#image{
    padding: 0 25%;
}
#second{
    text-align: center;
    margin: 0 5%;
}
img{
    width: 80%;
    
}
.info{
    width: 13%;
    /* border: 1px solid pink; */
}
#name{
    text-align: left;
}
.sale{
    width: 10%;
    /* border: 1px solid black; */
    text-align: center;
}
.num{
    width: 10%;
    text-align: center;
    /* border: 1px solid red; */
}
#number{
    text-align: center;
    width: 100px;
}

#chch{
    width: 100px;
}
.aa{
    width: 10%;
    /* border: 1px solid red; */
}
.ex{
    width: 10%;
    /* border: 1px solid red; */
}
.ex_m{
    width: 10%;
    text-align: center;
    /* border: 1px solid red; */
}
.money{
    width: 10%;
    /* border: 1px solid red; */
    text-align: center;
}
.btn{
    width: 10%;
    display: flex;
    flex-direction: column;
    /* border: 1px solid red; */
    
}
.b{
    margin:0 15%;
    padding: 2px 0;
    border-radius: 5px;
    /* border:1px solid black; */
}
#b_1{
    background-color: navy;
    color: white;
}

 

 

JS

const change = document.querySelector("#chch");
console.log(change);
change.addEventListener("click",a);
function a(){  
    console.log("연결");
    const p=document.querySelector("#price").textContent;
    console.log(p);
    var n = document.querySelector("#number").value;
    console.log(n);
    var s=p*n;
    console.log(s);
    var sp=document.querySelector(".money span");
    console.log(sp);
    sp.textContent=s;
    console.log(s);
}


//textContent 안의 문자만 가져옴

 

 

 

 

 

 

 

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